1978 AMC Pacer vs. 2004 BMW 645
To start off, 2004 BMW 645 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 AMC Pacer. In addition, the cost of maintenance, including insurance, on 1978 AMC Pacer would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 238 more horse power than 1978 AMC Pacer. (90 HP @ 3050 RPM) In normal driving conditions, 2004 BMW 645 should accelerate faster than 1978 AMC Pacer. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 456 kg more than 1978 AMC Pacer. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2004 BMW 645 (451 Nm @ 3600 RPM) has 229 more torque (in Nm) than 1978 AMC Pacer. (222 Nm @ 2200 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1978 AMC Pacer.
Compare all specifications:
| 1978 AMC Pacer | 2004 BMW 645 | |
| Make | AMC | BMW |
| Model | Pacer | 645 |
| Year Released | 1978 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 3802 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 328 HP |
| Engine RPM | 3050 RPM | 6100 RPM |
| Torque | 222 Nm | 451 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Engine Bore Size | 95.2 mm | 92 mm |
| Engine Stroke Size | 88.8 mm | 82.7 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1359 kg | 1815 kg |
| Vehicle Length | 4360 mm | 4830 mm |
| Vehicle Width | 1960 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1380 mm |
| Wheelbase Size | 2550 mm | 2790 mm |
| Fuel Tank Capacity | 83 L | 70 L |
